# Alexey On Data

> Practical writing on building, testing, and operating AI systems, workflows, and automation, based on my projects and experiments. Subscribe to get ideas you can reuse in your own work.

- **Platform:** substack
- **Category:** AI
- **Subscribers:** 4K
- **Last updated:** 2026-04-14
- **URL:** https://alexeyondata.substack.com
- **Profile:** https://newsletterinsights.io/newsletter/alexeyondata